keepalived 主備安裝配置

tar xf keepalived-1.1.19.tar.gz
cd keepalived-1.1.19
./configure --prefix=/dicc/keepalived && make && make install
cp keepalived/etc/init.d/keepalived.sysconfig /etc/sysconfig/keepalived
cp keepalived/etc/init.d/keepalived.rh.init /etc/init.d/keepalived
chmod +x /etc/init.d/keepalived
ln -s /dicc/keepalived/sbin/keepalived /sbin/keepalived
chkconfig --add keepalived
cp -a keepalived/etc/keepalived/ /etc/

 

vi /etc/keepalived/keepalived.conf

 

 

! Configuration File for keepalived

global_defs {
   notification_email {
        [email protected]
   }
   notification_email_from [email protected]
   smtp_server 127.0.0.1
   smtp_connect_timeout 30
   router_id NX_LB  
}

vrrp_instance VI_1 {
    state BACKUP  #兩個都需要用BACKUP，用priority區別主輔
    interface eth0
    virtual_router_id 51
    priority 100  #優先級
    mcast_src_ip 10.10.81.100   #主/輔IP
    advert_int 1  #主/輔check間隔時間
    nopreempt   #主機上用，如果切換後主機起來不再切換
    authentication {
        auth_type PASS
        auth_pass 55555
    }
    virtual_ipaddress {
        XX.XX.XX.XX/24 dev eth0 scope global
    }
}

 

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